Figure 1,,,,,, Labor Productivity Trends by Mode,,,,,, Index: 1955 = 100 ,,,,,, ,Rail,Bus,Trucking,Air,Pipelines,Business 1955,100,100,100,100,100,100 1956,101,101,101,104,114,99.4 1957,100,101,102,108,112,101.2 1958,108,100,105,111,114,103.4 1959,115,103,111,119,131,108.6 1960,118,103,111,120,140,110 1961,127,104,113,128,149,113.5 1962,137,115,116,142,157,119.3 1963,145,115,121,156,173,123.9 1964,156,117,125,171,190,129.3 1965,172,123,129,191,225,134.5 1966,184,125,135,214,253,139.4 1967,185,122,131,229,287,140 1968,198,120,139,239,303,143.6 1969,204,116,142,245,326,143.4 1970,200,113,139,251,351,143.6 1971,201,109,148,267,363,149.4 1972,223,106,158,294,406,154.2 1973,242,108,161,300,429,158.4 1974,237,113,156,304,417,153.4 1975,223,99,149,307,414,156.6 1976,239,96,168,334,421,162.4 1977,250,101,167,350,444,164.5 1978,262,96,192,383,449,165.7 1979,266,99,195,417,455,164.9 1980,263,95,180,391,415,162.5 1981,271,87,194,389,391,165.1 1982,275,95,180,429,400,163.1 1983,340,94,219,472,418,170.5 1984,368,90,226,491,450,176.5 1985,377,89,218,508,460,179.3 1986,402,91,225,518,479,183.1 1987,481,95,232,552,467,184.7 1988,528,102,244,550,491,186.9 1989,544,100,254,529,476,189.4 1990,575,90,258,513,477,190.6 1991,600,95,271,511,459,191.2 1992,645,95,286,535,463,199.2 1993,683,99,294,554,488,201.4 1994,735,88,300,584,525,205 1995,778,95,291,600,567,206.2 1996,826,93,304,614,649,211 1997,852,109,307,617,658,216.7 1998,,94,302,599,677,222.3 1999,,,,,,228.9 "NOTES: Output is measured by quality-adjusted ton- and passenger-miles for railroad and air transportation, quality-adjusted ton-miles for trucking and pipelines, ",,,,,, "and passenger-miles for buses. Quality-adjusted refers to differences in services and handling, e.g., the difference between flying first class and coach or ",,,,,, differences in the handling requirements and revenue generation of high- and low-value commodities. No data are available for water transportation. Most recent ,,,,,, data available are provided. ,,,,,, ,,,,,, "SOURCE: U.S. Department of Labor, Bureau of Labor Statistics, Office of Productivity and Technology, available at http://www.bls.gov/iprdata1.htm, as ",,,,,, of May 2001. ,,,,,,